Volumes Practice Test 4

Question : 4 of 16

Marks: +1, -0

If six cubes, each of 10 cm edge, are joined end to end, then find the surface area of the resulting solid.

Solution:

Total surface area of the resulting solid = 2 (60 × 10 + 10 × 10 + 10 × 60)
= 2 × 1300 = 2600

cm^2

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